The Number

804821

Eight Hundred and Four Thousand Eight Hundred and Twenty-One

In Base 21 Unovigesimal Is

42ikh21

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

For more familiar numbers: See Eight Hundred and Four Thousand Eight Hundred and Twenty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

804818
42ike21
Eight Hundred and Four Thousand Eight Hundred and Eightteen in Base 21 Unovigesimal
804819
42ikf21
Eight Hundred and Four Thousand Eight Hundred and Nineteen in Base 21 Unovigesimal
804820
42ikg21
Eight Hundred and Four Thousand Eight Hundred and Twenty in Base 21 Unovigesimal
804822
42iki21
Eight Hundred and Four Thousand Eight Hundred and Twenty-Two in Base 21 Unovigesimal
804823
42ikj21
Eight Hundred and Four Thousand Eight Hundred and Twenty-Three in Base 21 Unovigesimal
804824
42ikk21
Eight Hundred and Four Thousand Eight Hundred and Twenty-Four in Base 21 Unovigesimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

8.04821e5

Reciprocal

A number multiplied with its reciprocal is one.

0.000051bi7f98b60121

The reciprocal of 804821 in Base 21 Unovigesimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 42ikh21 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

Eight hundred and four thousand eight hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eight hundred and four thousand eight hundred and twenty-one is a composite number with 4 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number eight hundred and four thousand eight hundred and twenty-one has the following 2 prime factors:

19
j21
Nineteen in Base 21 Unovigesimal
42359
4c1221
Forty-Two Thousand Three Hundred and Fifty-Nine in Base 21 Unovigesimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

j211 · 4c12211 = 42ikh21

Base Conversions

The number eight hundred and four thousand eight hundred and twenty-one in 35 different bases